Brown is at Martin Corporation the same year Skunk Works gets founded.
In fact, Wright Airfield Base, in close coordination with Martin Corporation, had their own division of theoretical physics antigravity research, headed up by a guy named Josh Goldberg.
Martin Corporation, pre-Lockheed merger, was represented by a mathematician named Lewis Witten.
Lewis Witten worked for Martin Corporation's antigravity research outfit, Research Institute for Advanced Studies.
In fact, Lewis Witten from Martin Corporation is quoted in American Theoretical Physics as saying,
structure of space which he wrote in the early 40s while working at martin corporation in the paper